FSL126HR
- Mfr.Part #
- FSL126HR
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 8DIP
- Stock
- 28,210
- In Stock :
- 28,210
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- AC DC Converters, Offline Switches
- Published :
- 2013
- Topology :
- Flyback
- Frequency - Switching :
- 100kHz
- Nominal Supply Current :
- 2.5mA
- Number of Pins :
- 8
- Operating Temperature :
- -40°C~105°C TA
- Control Technique :
- PULSE WIDTH MODULATION
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Voltage - Supply (Vcc/Vdd) :
- 8V~26V
- Terminal Finish :
- Tin (Sn)
- Input Voltage (Max) :
- 265V
- Series :
- FPS™
- Duty Cycle :
- 77%
- Input Voltage-Nom :
- 230V
- Terminal Position :
- Dual
- Max Supply Current :
- 3.5mA
- Internal Switch(s) :
- yes
- Switcher Configuration :
- Single
- Terminal Pitch :
- 2.54mm
- JESD-609 Code :
- e3
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Fault Protection :
- Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit
- Factory Lead Time :
- 7 Weeks
- Number of Terminations :
- 8
- Max Output Power :
- 17W
- Output Power :
- 21W
- Min Breakdown Voltage :
- 650V
- Power Dissipation :
- 1.5W
- Voltage - Start Up :
- 12V
- Base Part Number :
- FSL126
- Operating Supply Current :
- 2.5mA
- Packaging :
- Tube
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Max Power Dissipation :
- 21W
- Number of Outputs :
- 1
- Mount :
- Through Hole
- Output Isolation :
- Isolated
- Power Rating :
- 15W
- Weight :
- 930mg
- Height :
- 3.68mm
- Pbfree Code :
- yes
- Width :
- 6.67mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current :
- 1.8A
- RoHS Status :
- ROHS3 Compliant
- Radiation Hardening :
- No
- Control Mode :
- CURRENT-MODE
- Length :
- 9.83mm
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Max Duty Cycle :
- 83 %
- Output Current :
- 2A
- Mounting Type :
- Through Hole
- Datasheets
- FSL126HR

AC DC Converters, Offline Switches Fairchild Semiconductor FSL126HR Overview
The FSL126HR, manufactured by Fairchild Semiconductor, is a robust integrated circuit specifically designed for offline switching applications. This device is housed in an 8-DIP package, optimized for compactness yet ensuring durability and performance. The FSL126HR is ideal for designers focusing on high-efficiency flyback converters. It features a streamlined design that supports the reduction of external components, thus minimizing the overall system cost. This IC is particularly suitable for AC DC converters and offline switch solutions, making it a valuable component in the development of energy-efficient power supplies.
FSL126HR Features
The FSL126HR offers a range of features designed for superior performance in power management applications. These include a high voltage startup circuit, advanced burst-mode operation for improved efficiency at light loads, and integrated overload protection to enhance system reliability. Additionally, the IC includes frequency jittering, reducing EMI emission and simplifying compliance with electromagnetic compatibility standards.
FSL126HR Applications
- Consumer Electronics: Utilized in the power supplies of TVs, game consoles, and home theater systems, the FSL126HR helps in managing efficient power conversion and stable operation under varying load conditions.
- Industrial Equipment: In industrial settings, this IC facilitates the development of robust and reliable power supplies for machinery and automation systems, ensuring operational consistency and safety.
- Telecommunications: The FSL126HR is crucial for telecom power supplies, where it ensures reliability and efficiency, essential for maintaining the integrity of communication infrastructures.
- Portable Devices: Used in the chargers for battery-operated devices such as smartphones and laptops, ensuring fast and safe power delivery.
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